Stem cells from newborns' umbilical cords and placenta are normally tossed, but some Johns Hopkins students have come up with a new system that could significantly increase collections. The stem cells ...

This image shows a postnatal neural stem cell (NSC) in the ventricular-subventricular zone. The majority of postnatal NSCs are maintained in a quiescent state, allowing for long-term maintenance.

In recent years, the field of stem cell and developmental biology has seen remarkable breakthroughs that have deepened our understanding of how organisms grow, age and regenerate, with major ...